Base | Representation |
---|---|
bin | 100111001101100000… |
… | …000001100111111010 |
3 | 11000200012011001112202 |
4 | 213031200001213322 |
5 | 1142211210231302 |
6 | 31201441110202 |
7 | 3020223515630 |
oct | 471540014772 |
9 | 130605131482 |
10 | 42102430202 |
11 | 169457a6a68 |
12 | 81b0028362 |
13 | 3c7c8115c1 |
14 | 20758cb350 |
15 | 116637e202 |
hex | 9cd8019fa |
42102430202 has 32 divisors (see below), whose sum is σ = 74826702720. Its totient is φ = 17383826880.
The previous prime is 42102430141. The next prime is 42102430261. The reversal of 42102430202 is 20203420124.
It is a super-2 number, since 2×421024302022 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74693 + ... + 299639.
It is an arithmetic number, because the mean of its divisors is an integer number (2338334460).
Almost surely, 242102430202 is an apocalyptic number.
42102430202 is a deficient number, since it is larger than the sum of its proper divisors (32724272518).
42102430202 is a wasteful number, since it uses less digits than its factorization.
42102430202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 225446.
The product of its (nonzero) digits is 768, while the sum is 20.
Adding to 42102430202 its reverse (20203420124), we get a palindrome (62305850326).
The spelling of 42102430202 in words is "forty-two billion, one hundred two million, four hundred thirty thousand, two hundred two".
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